HRC60 Carbide EndMill Tungsten Steel 4 Flute Milling Cutter CNCTools For Metal Face Square End Mill 3mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm

Product Name : HRC55 Square End Mill HRC : 60 Number of blades ： 4 flutes   (  high rigidity,widely used in shallow slot,profile milling,and finish machning ) Coating : TiSiN (  Containing silica，very high surface hardness and high thermal resistance  ) Tolerance of End Mill Diameter :           1＜D≤6       -0.010~-0.030           6＜D≤10      -0.015~-0.040           10＜D≤20     -0.020~-0.050 Cutting Parameters ：           Cutting Speed        vc = 150（120-180）m/min           Cutting Depth        ap = 1/3D(1/8-1/2D)           Cutting Width        ae = 1/2D(1/4-1D)           Single Edge Feed    fz = 0.15mm(0.02-0.2)          ★ Please adjust the parameters accroding to the material and hardness of workpieces. Helix angle ： 35° (Chip removal  of spiral / Smooth chip removal) Milling method : Face Milling /   Side Milling Double-edged belt：reduced product burr and non-stick milling tools  Edge :              Fully polished milling cutter edge.            Degign of